Play with Calculator Riddles

The calculator that your child owns is a remarkable little machine. You've always known that it can perform mathematical calculations faster and with more accuracy than most humans, but did you know that it can also talk? Yes, it's true! Your child's calculator will spell things out if she pushes the right buttons. Figuring out the answers to these calculator riddles will take the mystery away from the machine, and familiarize your child with the many functions of the mighty calculator!

What You Need:

Calculator

List of calculator riddles (below)

The Calculator Alphabet (below)

What You Do:

Use the calculator alphabet below to help find the answers to the following math riddles:

The Calculator Alphabet:

Upside-down numbers: 0 1 2 3 4 5 6 7 8 9

Letters: O I Z E h S g L B G

Calculator Riddles:

What is the only thing that gets larger the more you take away?

25,000 – 68 – 952 – 8,956 – 11,320 =

Picture these U.S. Coins: a nickel, a penny, and a dime. OK? Ellie's parents have 3 children. One is Nick and another is Penny. Who is the third?.05 ÷ .01 ÷ .10 × 3 × 211 + 123 =